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Square Divisiblity (Posted on 2018-06-17) Difficulty: 3 of 5
This problem was inspired by the infamous problem 6 in the 1988 Math Olympiad:

When is a2+b2 divisible by (ab+1)2 where a and b are non-negative integers?

No Solution Yet Submitted by Daniel    
Rating: 3.0000 (1 votes)

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Footnote Comment 4 of 4 |
Thanks, in that the question led me to this Olympiad resource of problems and solutions. 

https://artofproblemsolving.com/wiki/index.php?title=IMO_Problems_and_Solutions#1998

https://artofproblemsolving.com/wiki/index.php?title=1988_IMO_Problems/Problem_6

  Posted by Steven Lord on 2018-06-18 09:31:36
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